... pollution, no stimulation to skin, non-flammable non-explosive. 6, no heating. 7, a small amount of glue, process adaptability, anti-skinning a ... plastic drum rubber lining bag, barrel 50KGOperating essentials: First, the glue size, pressure combined pressure of the size and speed is ... , the more quickly a good speed. First, because the glue more evenly, and second, to reduce plastic membrane stays in ...